Implantation of Actively Proliferating Epithelium. 547 



A series of 31 implantations of skin from the rabbit's ear, after injection of 

 schaiiach E dissolved in olive oil, was made, the site of implantation being 

 the skin of the back (Table I). The epithelium of the skin implanted was 

 very actively proliferating, being in the condition shown in fig. 2. The 

 thickness of the portion of skin implanted was about 1 mm. Before removal 

 of skin for implantation the rabbit's ear was shaved, all loose horny 

 epidermis removed, and the surface washed with absolute alcohol, followed 

 in some experiments by the application of a 1 in 500 solution of mercuric 

 chloride. The latter did not, however, present any obvious advantage, nor 



